third_party/opus/src/m4/opus-intrinsics.m4 - Issue 2195313002: Remove Opus from DEPS and import a local copy

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Issue 2195313002: Remove Opus from DEPS and import a local copy (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Local copy of opus, opus/src/.gitignore, opus/DEPS, update README.chromium Created 4 years, 4 months ago

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	1 dnl opus-intrinsics.m4

	2 dnl macro for testing for support for compiler intrinsics, either by default or with a compiler flag

	3

	4 dnl OPUS_CHECK_INTRINSICS(NAME-OF-INTRINSICS, COMPILER-FLAG-FOR-INTRINSICS, VAR- IF-PRESENT, VAR-IF-DEFAULT, TEST-PROGRAM-HEADER, TEST-PROGRAM-BODY)

	5 AC_DEFUN([OPUS_CHECK_INTRINSICS],

	6 [

	7 AC_MSG_CHECKING([if compiler supports $1 intrinsics])

	8 AC_LINK_IFELSE(

	9 [AC_LANG_PROGRAM($5, $6)],

	10 [

	11 $3=1

	12 $4=1

	13 AC_MSG_RESULT([yes])

	14 ],[

	15 $4=0

	16 AC_MSG_RESULT([no])

	17 AC_MSG_CHECKING([if compiler supports $1 intrinsics with $2])

	18 save_CFLAGS="$CFLAGS"; CFLAGS="$CFLAGS $2"

	19 AC_LINK_IFELSE([AC_LANG_PROGRAM($5, $6)],

	20 [

	21 AC_MSG_RESULT([yes])

	22 $3=1

	23 ],[

	24 AC_MSG_RESULT([no])

	25 $3=0

	26 ])

	27 CFLAGS="$save_CFLAGS"

	28 ])

	29 ])

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